This lesson appeals very much to critical thinking. And therefore, needs the student’s full attention and involvement. The more the images to be discussed come from the students’ immediate environment the more engaged they will remain during this lesson. The combination of scientific concepts and visual research leads to a creative final investigation in which the children were given clear criteria for solving this problem. The more your appeal back critical thinking from the students the more success they will experience in making the creative final assignment. Therefore, dare to build enough test and practice phases into your lesson so that the student arrives at a clever and own final result through trial and error and reflection.